CVE-2021-27919

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.51% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 74.0% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-03-11 00:00Z5 YR AGO

Last updated

2024-08-03 21:33Z2 YR AGO

Reserved

2021-03-03

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.1

Document digest

b3e278f752377155e2e5827f1ad0b2b0c9497cb37e2d26aa1c9fccea80ea518c

• groups.google.comhttps://groups.google.com/g/golang-announce/c/MfiLYjG-RAwx_refsource_MISC
• lists.fedoraproject.orgFEDORA-2021-6a3024b3fdhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MU47VKTNXX33ZDLTI2ORRUY3KLJKU6G/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2021-e71b05ba7bhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HM7U5JNS5WU66Q3S26PFIU2ITB2ATTQ4/vendor-advisoryx_refsource_FEDORA
• security.gentoo.orgGLSA-202208-02https://security.gentoo.org/glsa/202208-02vendor-advisoryx_refsource_GENTOO